278327358

素因数分解:

$2^1\times 3^2\times {\mathrm{109}}^1\times {\mathrm{127}}^1\times {\mathrm{1117}}^1$

素因数の和:1361

約数の個数: 48

約数和(自身を含む): 613916160

約数和(自身を除く): 335588802

約数列:

[1, 2, 3, 6, 9, 18, 109, 127, 218, 254, 327, 381, 654, 762, 981, 1117, 1143, 1962, 2234, 2286, 3351, 6702, 10053, 13843, 20106, 27686, 41529, 83058, 121753, 124587, 141859, 243506, 249174, 283718, 365259, 425577, 730518, 851154, 1095777, 1276731, 2191554, 2553462, 15462631, 30925262, 46387893, 92775786, 139163679, 278327358]

約数ペア:

[(1, 278327358), (2, 139163679), (3, 92775786), (6, 46387893), (9, 30925262), (18, 15462631), (109, 2553462), (127, 2191554), (218, 1276731), (254, 1095777), (327, 851154), (381, 730518), (654, 425577), (762, 365259), (981, 283718), (1117, 249174), (1143, 243506), (1962, 141859), (2234, 124587), (2286, 121753), (3351, 83058), (6702, 41529), (10053, 27686), (13843, 20106)]